Alaska earthquakes

M2.6 earthquake 131 km SSW of Atka, Alaska

A magnitude 2.6 earthquake struck 131 km SSW of Atka, Alaska on Mon, Feb 10, 2020, 7:53 PM HAST (05:53 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M5.0 119 km SSW of Atka, Alaska. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Mon, Feb 10, 2020, 7:53 PM HAST
UTC: 2020-02-11 05:53:10 UTC
Depth: 14.3 km (8.9 mi), shallow
Epicenter: 51.127° N, 174.996° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 5.7 km horizontally, 20.0 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 281°, poorly surrounded by stations
Stations used: 19

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and 40 in the 30 days before it.

After

The first 60 of 105.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us600088cn (also filed as ak0201xjv4t8). Read Wed, Sep 30, 2026, 7:55 PM UTC.